http://192.168.1.1/config.html
<NSHTTPURLResponse: 0x14d21dd0> { URL: http://192.168.1.1/config.html }
{ status code: 200, headers {
"Content-Type" = "text/html";
Server = "WebServer V1.0";
} }

func setPassword(){
   // Changed SSID, TYPE, & Password for example
   let body = "__SL_P_USD=SSID&__SL_P_USE=TYPE&__SL_P_USF=PASSWORD"
   let myURL = "http://192.168.1.1/config.html"

   Alamofire.request(myURL, method: .post, parameters: [:], encoding: body, headers: [:]).responseJSON { response in
        print(response.request ?? "")  // original URL request
        print(response.response ??  "") // HTTP URL response
        //print(response.data)     // server data
        //print(response.result)   // result of response serialization

        if let JSON = response.result.value {
            print("JSON: (JSON)")
        }
    }
}

extension String: ParameterEncoding {

public func encode(_ urlRequest: URLRequestConvertible, with parameters: Parameters?) throws -> URLRequest {
    var request = try urlRequest.asURLRequest()
    request.httpBody = data(using: .utf8, allowLossyConversion: false)
    return request
}